7 CFR 201.56-10
§ 201.56-10 Spurge family, Euphorbiaceae.
United States · 7 CFR — Agriculture · Status: effective
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- Citation
- 7 CFR 201.56-10, § 201.56-10 Spurge family, Euphorbiaceae, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/17125
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Full text
Kind of seed: Castorbean.
(a) General description.
(1) Germination habit: Epigeal dicot.
(2) Food reserves: Cotyledons, which are thin and leaf-like; endosperm (fleshy food-storage organs) usually persisting in the laboratory test.
(3) Shoot system: The hypocotyl lengthens, carrying the cotyledons, endosperm, and epicotyl above the soil surface.
(4) Root system: A primary root, with secondary roots usually developing within the test period.
(b) Abnormal seedling description.
(1) Cotyledons:
(i) Less than half of the original cotyledon tissue remaining attached.
(ii) Less than half of the original cotyledon tissue free of necrosis or decay.
(2) Endosperm:
(i) Missing.
(ii) [Reserved]
(3) Epicotyl:
(i) Missing.
(ii) Damaged or missing terminal bud.
(4) Hypocotyl:
(i) Deep open cracks extending into the conducting tissue.
(ii) Malformed, such as markedly shortened, curled, or thickened.
(5) Root:
(i) None.
(ii) Weak, stubby, or missing primary root with weak secondary or adventitious roots.
(6) Seedling:
(i) One or more essential structures impaired as a result of decay from primary infection.
(ii) Albino.
Legislative history
This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.